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authorIan Lance Taylor <ian@airs.com>1993-09-06 19:46:43 +0000
committerIan Lance Taylor <ian@airs.com>1993-09-06 19:46:43 +0000
commit758aeb93fcf83641a18805e0637a3b403cb8fabc (patch)
treeecdd6ff15a3818359f5cce20fe5f816ab6aec0d7 /gdb
parentd5808c7cd853a93db963220d9f5decec11f3fbab (diff)
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* remote.c (remote_wait): Added 'W' and 'N' responses.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog4
-rw-r--r--gdb/remote.c69
2 files changed, 73 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index b9e7f62..3c100c4 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+Mon Sep 6 15:43:25 1993 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
+
+ * remote.c (remote_wait): Added 'W' and 'N' responses.
+
Fri Sep 3 08:57:10 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
* main.c, utils.c: Add comments about immediate_quit.
diff --git a/gdb/remote.c b/gdb/remote.c
index f9d04f4..e073853 100644
--- a/gdb/remote.c
+++ b/gdb/remote.c
@@ -90,6 +90,21 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
AA = signal number
n... = register number
r... = register contents
+ or... WAA The process extited, and AA is
+ the exit status. This is only
+ applicable for certains sorts of
+ targets.
+ or... NAATT;DD;BB Relocate the object file.
+ AA = signal number
+ TT = text address
+ DD = data address
+ BB = bss address
+ This is used by the NLM stub,
+ which is why it only has three
+ addresses rather than one per
+ section: the NLM stub always
+ sees only three sections, even
+ though gdb may see more.
kill request k
@@ -114,6 +129,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "wait.h"
#include "terminal.h"
#include "gdbcmd.h"
+#include "objfiles.h"
+#include "gdb-stabs.h"
#include "dcache.h"
@@ -490,6 +507,58 @@ remote_wait (status)
supply_register (regno, regs);
}
}
+ else if (buf[0] == 'N')
+ {
+ unsigned char *p1;
+ bfd_vma text_addr, data_addr, bss_addr;
+
+ /* Relocate object file. Format is NAATT;DD;BB where AA is the
+ signal number, TT is the new text address, DD is the new data
+ address, and BB is the new bss address. This is used by the
+ NLM stub; gdb may see more sections. */
+ p = &buf[3];
+ text_addr = strtol (p, &p1, 16);
+ if (p1 == p || *p1 != ';')
+ error ("Malformed relocation packet: Packet '%s'", buf);
+ p = p1 + 1;
+ data_addr = strtol (p, &p1, 16);
+ if (p1 == p || *p1 != ';')
+ error ("Malformed relocation packet: Packet '%s'", buf);
+ p = p1 + 1;
+ bss_addr = strtol (p, &p1, 16);
+ if (p1 == p)
+ error ("Malformed relocation packet: Packet '%s'", buf);
+
+ if (symfile_objfile != NULL)
+ {
+ struct section_offsets *offs;
+
+ /* FIXME: Why don't the various symfile_offsets routines in
+ the sym_fns vectors set this? */
+ if (symfile_objfile->num_sections == 0)
+ symfile_objfile->num_sections = SECT_OFF_MAX;
+
+ offs = ((struct section_offsets *)
+ alloca (sizeof (struct section_offsets)
+ + (symfile_objfile->num_sections
+ * sizeof (offs->offsets))));
+ memcpy (offs, symfile_objfile->section_offsets,
+ (sizeof (struct section_offsets)
+ + (symfile_objfile->num_sections
+ * sizeof (offs->offsets))));
+ ANOFFSET (offs, SECT_OFF_TEXT) = text_addr;
+ ANOFFSET (offs, SECT_OFF_DATA) = data_addr;
+ ANOFFSET (offs, SECT_OFF_BSS) = bss_addr;
+
+ objfile_relocate (symfile_objfile, offs);
+ }
+ }
+ else if (buf[0] == 'W')
+ {
+ /* The remote process exited. */
+ WSETEXIT (*status, (fromhex (buf[1]) << 4) + fromhex (buf[2]));
+ return 0;
+ }
else if (buf[0] != 'S')
error ("Invalid remote reply: %s", buf);